2603500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 5870592

約数和(自身を除く): 3267092

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 127, 164, 205, 250, 254, 410, 500, 508, 635, 820, 1025, 1270, 2050, 2540, 3175, 4100, 5125, 5207, 6350, 10250, 10414, 12700, 15875, 20500, 20828, 26035, 31750, 52070, 63500, 104140, 130175, 260350, 520700, 650875, 1301750, 2603500]

約数ペア:

[(1, 2603500), (2, 1301750), (4, 650875), (5, 520700), (10, 260350), (20, 130175), (25, 104140), (41, 63500), (50, 52070), (82, 31750), (100, 26035), (125, 20828), (127, 20500), (164, 15875), (205, 12700), (250, 10414), (254, 10250), (410, 6350), (500, 5207), (508, 5125), (635, 4100), (820, 3175), (1025, 2540), (1270, 2050)]